1 SIC industry for “sic:321”
Find industry codes, explore available companies, and request a business list.
SIC (Standard Industrial Classification) classifies businesses by their primary activity. It is used for marketing, business data, research, and regulatory filings. Learn about SIC →
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3211 Flat Glass
Manufacturing flat glass.
182 U.S. business records
- 3211-01 — Glass (Manufacturers)168 business records companies
- 3211-03 — Doors-Glass (Manufacturers)5 business records companies
More specific industry matches
Six-digit SIC Marketing Level classifications build on the four-digit SIC framework to identify more specific business activities for precise industry targeting.
- 3211-01 — Glass (Manufacturing)168 business records companies
- 3211-03 — Doors-Glass (Manufacturing)5 business records companies